yelite commented on code in PR #14166:
URL: https://github.com/apache/tvm/pull/14166#discussion_r1123535730
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python/tvm/relax/backend/contrib/cutlass.py:
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@@ -17,84 +17,141 @@
"""Pattern table for CUTLASS backend"""
-from tvm.relax import transform
+from typing import Mapping, Optional, Tuple
+
+import tvm
+from tvm.contrib.cutlass.build import is_valid_for_cutlass_matmul
+from tvm.relax import Call, Expr, ShapeExpr, transform
+from tvm.relax.dpl import DFPattern
from ..pattern_registry import get_patterns_with_prefix, register_patterns
from ..patterns import make_fused_bias_activation_pattern, make_matmul_pattern
+
+def _get_static_shape(shape: ShapeExpr) -> Optional[Tuple[int]]:
+ result = []
+ for dim in shape.values:
+ if isinstance(dim, tvm.tir.expr.IntImm):
+ result.append(int(dim))
+ else:
+ return None
+ return result
+
+
+def _is_supported_dtype(lhs_dtype, rhs_dtype):
+ """Check if dtypes in the given workload are supported by CUTLASS."""
+ return (
+ (lhs_dtype == "float16" and rhs_dtype == "float16")
+ or (lhs_dtype == "float32" and rhs_dtype == "float32")
+ or (lhs_dtype in ("int8", "uint8") and rhs_dtype in ("int8", "uint8"))
+ )
+
+
+def _check_matmul(
+ match_result: Mapping[DFPattern, Expr],
+ _: Expr,
+) -> bool:
+ matmul_call: Call = None
+ for _, expr in match_result.items():
+ if isinstance(expr, Call) and expr.op.name == "relax.matmul":
Review Comment:
I will fix this in my follow up PR about dynamic shape support.
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